Description of problem:
when boot a guest with -vga vmware,the guest will no be booted.

Version-Release number of selected component (if applicable):
qemu-kvm-0.12.1.2-2.149.el6.x86_64

How reproducible:
100%

Steps to Reproduce:
1.boot a guest with -vga vmware :
qemu-kvm -name 'XP' -monitor stdio -chardev socket,id=serial_gJRf,path=/tmp/serial-20110307-181453-vBnV,server,nowait -device isa-serial,chardev=serial_gJRf -drive file='kvm-test/tests/kvm/images/winXP-32-virtio.qcow2',index=0,if=ide,media=disk,cache=none,format=qcow2,aio=native -device virtio-net-pci,netdev=idY5P6kp,mac=9a:ef:ac:4d:b3:92,netdev=idY5P6kp,id=ndev00idY5P6kp,bus=pci.0,addr=0x3 -netdev tap,id=idY5P6kp,vhost=on,ifname='t0-181453-vBnV',script='kvm-test/tests/kvm/scripts/qemu-ifup-switch',downscript='no' -m 2048 -smp 2,cores=1,threads=1,sockets=2 -cpu cpu64-rhel6,+sse2,+x2apic  -rtc base=localtime,clock=host,driftfix=none  -boot order=cdn,once=c,menu=off   -usbdevice tablet -enable-kvm  -vnc :0 \
\
-vga vmware

2.
3.
  
Actual results:
guest hangs

Expected results:
guest start without problem

Additional info:
kernel-2.6.32-119.el6.x86_64
vgabios-0.6b-3.5.el6.noarch